Best Cylinder Head Shim Gaskets of 2025

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 2, 2025

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Cylinder head shim gaskets are essential components in any engine system. They are thin, metallic gaskets designed to fit between the cylinder head and the engine block. These gaskets are engineered to provide a tight seal that prevents coolant and oil from leaking out of the engine. They also help to maintain proper compression levels within the engine, which is crucial for optimal performance. Cylinder head shim gaskets are available in a range of sizes and materials, depending on the specific engine application. They are a vital component of any engine rebuild or repair, and should be chosen with care to ensure the best possible performance and longevity of the engine.

At a Glance: Our Top Picks

Empi Cylinder Shim Set 94mm Cover #TOP 1
Empi Cylinder Shim Set 94mm
ftb score rating icon 9.9
EMPI Cylinder Shim Kit 21-7440 Cover #TOP 2
EMPI Cylinder Shim Kit 21-7440
ftb score rating icon 9.8
DNJ Head Spacer Shim for V8 Engines Cover #TOP 3
DNJ Head Spacer Shim for V8 Engines
ftb score rating icon 9.6

Top 10 Cylinder Head Shim Gaskets

#TOP 1

Empi Cylinder Shim Set 94mm

21-7490-0
Empi Cylinder Shim Set 94mm Cover
Cylinder Shim Set, Fits 94mm.090 Thick, 4 Pc, Compatible with Dune Buggy

The Empi Cylinder Shim Set is a convenient package of four shims, each with a thickness of .090 inches. These shims are designed with clearances for both 8mm and 10mm head studs, making installation easier for various engine setups. They are compatible with popular brands like Mahle, NPR, and AA, ensuring versatility for your high-performance engines. By using these shims, you can enhance the performance of your engine, contributing to better efficiency and power output.

What We Like
Set of four shims
Compatible with multiple brands
Clearance for different head studs
Ideal for high-performance engines
#TOP 2

EMPI Cylinder Shim Kit 21-7440

21-7440-0
EMPI Cylinder Shim Kit 21-7440 Cover
Cylinder Shim Set, Fits 94mm.040 In Thick, 4 Pc, Compatible with Dune Buggy

The EMPI Cylinder Shim Set is designed to enhance your dune buggy's performance. It helps correct any increase in stroke, ensuring your engine operates smoothly. If your case has been surface machined, these shims will compensate for that, providing a perfect fit. Sold in a set of four, this kit allows you to easily replace or upgrade your existing shims. With a thickness of .040 inches, you'll find that these shims offer the reliability and precision you need to keep your engine running at its best.

What We Like
Compensates for stroke increase
Ideal for machined cases
Includes four shims
Reliable engine performance
#TOP 3

DNJ Head Spacer Shim for V8 Engines

DNJ
HS3101
DNJ Head Spacer Shim for V8 Engines Cover
DNJ HS3101 Head Spacer Shim for 1962-2002 / AM General, Avanti, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac/Bel Air, Biscayne, Blazer, Brookwood/VIN 6, VIN 7, VIN 8, VIN D

The DNJ Head Spacer Shim is a brand new component designed for 1962-2002 Chevrolet and GMC 4.6L-5.7L V8 engines. With a thickness of 0.020 inches, it is intended for use on the engine block side, ensuring proper alignment and function. This shim is manufactured by DNJ Engine Components, a trusted provider with over 30 years of experience in engine parts. Choosing this shim means you are investing in quality and reliability, which can enhance your vehicle's performance and help you maintain long-term customer satisfaction.

What We Like
High-quality construction
Perfect fit for V8 engines
Enhances engine performance
Trusted brand experience
#TOP 4

Empi Cylinder Shim Set 85.5-88mm

21-6010-0
NULL
Empi Cylinder Shim Set 85.5-88mm Cover
Cylinder Shim Set, Fits 85.5, 87 & 88mm.010 Thick, 4 Pc, Compatible with Dune Buggy

The Empi Cylinder Shim Set is designed for engines requiring a .010" thickness, making it a perfect choice for high-performance builds. This set includes four shims that are specifically clearanced to accommodate 8mm head studs, ensuring a proper fit and enhanced performance. Compatible with popular piston brands like Mahle, NPR, and AA, these shims provide flexibility for various engine setups. By using this shim set, you can achieve optimal compression and improve your engine's efficiency, giving you the power you need on the road or track.

What We Like
High-performance compatibility
Clearanced for easy installation
Fits various piston brands
Improves engine efficiency
#TOP 5

DNJ Head Spacer Shim for Ford, Land Rover, Mazda

DNJ
HS428R
DNJ Head Spacer Shim for Ford, Land Rover, Mazda Cover
DNJ HS428R Head Spacer Shim for 1997-2011 / Ford, Land Rover, Mazda, Mercury / B4000, Explorer, Explorer Sport Trac, LR3, Mountaineer, Mustang, Ranger / 4.0L / SOHC / V6 / 12V / 245cid, 4016cc

The DNJ Head Spacer Shim is a brand new engine component that fits Ford, Land Rover, Mazda, and Mercury models with a 4.0L V6 SOHC Naturally Aspirated engine. It is 0.020 inches thick and is designed to be used on the engine block side on the right. DNJ Engine Components is a trusted provider of engine parts with over 30 years of experience in the industry. With a focus on quality, experience, and trust, DNJ is the sole provider of engine components for the DNJ Head Spacer Shim.

What We Like
Brand new engine component
Fits various Ford, Land Rover, Mazda, and Mercury models with 4.0L V6 SOHC Naturally Aspirated engine
0.020 inches thick and designed for use on engine block side on the right
#TOP 6

DNJ HS428L Head Spacer Shim

DNJ
HS428L
DNJ HS428L Head Spacer Shim Cover
DNJ HS428L Head Spacer Shim for 1997-2011 / Ford, Land Rover, Mazda, Mercury / B4000, Explorer, Explorer Sport Trac, LR3, Mountaineer, Mustang, Ranger / 4.0L / SOHC / V6 / 12V / 245cid, 4016cc

DNJ HS428L Head Spacer Shim is a brand-new product designed to fit 97-11 Ford, Mercury, Mazda, Land Rover 4.0L V6 SOHC Naturally Aspirated engines. It is 0.020 thick and should be used on the engine block side on the left. DNJ Engine Components, the provider of the product, has a 30+ year track record of quality, experience, and trust. This cylinder head shim gasket is a reliable choice for those who want to earn customer loyalty in the long run.

What We Like
Brand-new product
Fits 97-11 Ford, Mercury, Mazda, Land Rover 4.0L V6 SOHC Naturally Aspirated engines
Reliable quality with a 30+ year track record of experience and trust
#TOP 7

GOOFIT Cylinder Gasket Set for GY6 150cc Vehicles

K078-057
GOOFIT Cylinder Gasket Set for GY6 150cc Vehicles Cover
GOOFIT 57.4mm Cylinder Gasket Set for GY6 150cc ATV Go Kart Moped Scooter

This cylinder gasket set is designed for GY6 150cc ATV go kart moped scooter, featuring a cylinder bore of 57.4mm/2.25". It prevents cylinder seal leakage, ensuring the coolant and oil flow from the body to the cylinder head without any leakage. Made of high-quality materials, this set provides good heat resistance, aging resistance, and oil resistance, providing better protection for your engine cylinder.

What We Like
Prevents cylinder seal leakage
High-quality materials with good resistance to heat, aging, and oil
Designed for GY6 150cc ATV go kart moped scooter
#TOP 8

DNJ HS1100 Head Spacer Shim

DNJ
HS1100
DNJ HS1100 Head Spacer Shim Cover
DNJ HS1100 Head Spacer Shim for 1999-2013 / Chrysler, Dodge, Jeep, Mitsubishi, Ram / 1500, Aspen, Commander, Dakota, Durango, Grand Cherokee, Raider, Ram 1500/4.7L / SOHC / V8 / 16V / 285cid, 287cid

Introducing the DNJ Head Spacer Shim, a brand new addition to the DNJ Engine Components lineup. This head spacer shim is specifically designed for 1999-2013 Chrysler, Dodge, Jeep, Mitsubishi, and Ram vehicles with a 4.7L V8 SOHC Naturally Aspirated engine. With a thickness of 0.020, this shim is perfect for use on the engine block side. Whether your vehicle has the HI-OUTPUT or not, this head spacer shim has got you covered. DNJ Engine Components has been a trusted provider of high-quality engine parts for over 30 years, and their selection as our sole provider speaks volumes about their commitment to quality and customer satisfaction. Upgrade your engine with the DNJ Head Spacer Shim and experience improved performance and reliability.

What We Like
Brand new
Perfect fitment
Trustworthy provider
#TOP 9

DNJ Head Spacer Shim for Audi and Volkswagen

DNJ
HS800
DNJ Head Spacer Shim for Audi and Volkswagen Cover
DNJ HS800 Head Spacer Shim for 1997-2006 / Audi, Volkswagen / A4, A4 Quattro, Beetle, Golf, Jetta, Passat, TT, TT Quattro / 1.8L / DOHC / L4 / 20V / 1781cc / AEB, AMB, AMU, APH

The DNJ Head Spacer Shim is a brand new component designed for a range of Audi and Volkswagen models from 1997 to 2006. With a thickness of 0.020 inches, it is specifically intended for use on the engine block side, ensuring a precise fit and optimal performance. This shim is compatible with various turbocharged engines, making it a versatile option for your vehicle. Choosing DNJ means relying on a trusted brand with over 30 years of experience, ensuring quality and reliability for your engine needs.

What We Like
Brand new quality product
Compatible with multiple models
Precise fit for optimal performance
Trusted brand with 30+ years experience
#TOP 10

DNJ Head Spacer Shim for Chevrolet and Pontiac

DNJ
HS340
DNJ Head Spacer Shim for Chevrolet and Pontiac Cover
DNJ HS340 Head Spacer Shim for 2009-2015 / Chevrolet, Pontiac/Aveo, Aveo5, Cruze, G3, Sonic / 1.6L, 1.8L / DOHC / L4 / 16V / 110cid, 98cid / LUW, LWE, LXV/VIN E, VIN G, VIN H

The DNJ Head Spacer Shim is a brand-new component designed for Chevrolet and Pontiac models produced between 2009 and 2017. This shim, measuring 0.020 inches thick, is specifically intended for use on the engine block side, ensuring a precise fit. By using this shim, you can help maintain optimal engine performance, which is crucial for the longevity of your vehicle. DNJ Engine Components, with over 30 years of experience, is trusted for its quality and reliability, making this shim a smart choice for your engine repair needs.

What We Like
Brand new quality product
Compatible with multiple models
Precise engine fit
Trusted brand experience
Buying Guide Image
Editor's Notes

During our cylinder head shim gasket research, we found 24 cylinder head shim gasket products and shortlisted 10 quality products. We collected and analyzed 2,188 customer reviews through our big data system to write the cylinder head shim gaskets list. We found that most customers choose cylinder head shim gaskets with an average price of $30.15.

The cylinder head shim gaskets are available for purchase. We have researched hundreds of brands and picked the top brands of cylinder head shim gaskets, including Empi, DNJ, GOOFIT. The seller of top 1 product has received honest feedback from 192 consumers with an average rating of 4.7.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.